Perry Mason - Season 9 - Eps 17: The Case of the Vanishing Victim
Dr. Stacey Fielding takes off for Salt Lake City on business. When his plane crashes, Veronal poisioning is found in the body. Miriam Fielding is arrested since the last thing the good doctor drank was whiskey from a flash she had given him. Upon further investigation, Miriam is cleared when it's discovered that the man who really perished in the crash was Al Dolby, the plane mechanic. But where is Dr. Fielding and who did the poisoning?
About Perry Mason

Title: Perry Mason
First Air Date: 1957-09-21
Last Air Date: 1966-05-22
Status: Ended
Rating: 7.7/10 (from 123 votes)
Language: EN
Seasons: 10
Total Episodes: 271
Network: CBS
Genres: Mystery, Drama, Crime
Production Companies: Paisano Productions, TCF Television Productions, CBS
Synopsis
The cases of master criminal defense attorney Perry Mason and his staff who handled the most difficult of cases in the aid of the innocent.
Cast

Raymond Burr
Perry Mason

Barbara Hale
Della Street

William Hopper
Paul Drake

William Talman
Hamilton Burger

Ray Collins
Lieutenant Tragg